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nfsd-6.6 fixes:

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- Fix NFSv4 READ corner case
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Merge tag 'nfsd-6.6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux

Pull nfsd fix from Chuck Lever:

 - Fix NFSv4 READ corner case

* tag 'nfsd-6.6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux:
  NFSD: Fix zero NFSv4 READ results when RQ_SPLICE_OK is not set
This commit is contained in:
Linus Torvalds 2023-09-30 09:44:48 -07:00
commit ae21363998
1 changed files with 2 additions and 2 deletions
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4
fs/nfsd/nfs4xdr.c
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@ -4113,6 +4113,7 @@ static __be32 nfsd4_encode_readv(struct nfsd4_compoundres *resp,
struct file *file, unsigned long maxcount)
{
struct xdr_stream *xdr = resp->xdr;
unsigned int base = xdr->buf->page_len & ~PAGE_MASK;
unsigned int starting_len = xdr->buf->len;
__be32 zero = xdr_zero;
__be32 nfserr;
@ -4121,8 +4122,7 @@ static __be32 nfsd4_encode_readv(struct nfsd4_compoundres *resp,
return nfserr_resource;
nfserr = nfsd_iter_read(resp->rqstp, read->rd_fhp, file,
read->rd_offset, &maxcount,
xdr->buf->page_len & ~PAGE_MASK,
read->rd_offset, &maxcount, base,
&read->rd_eof);
read->rd_length = maxcount;
if (nfserr)